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WAEC Biology 2010 Question 47

Question 47

Transport in Animals

A person with blood group O can be given blood from persons who have blood belonging to

  1. A.group O only.
  2. B.group A only.
  3. C.groups A and O.
  4. D.groups A, B and O.
Show the answer and explanation

Answer: A (group O only.)

Explanation

Group O plasma has both anti-A and anti-B antibodies, so a group O person can receive only group O blood.